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LTC3621IDCB-2#TRPBF - Analog Devices

Description: 17V, 1A Synchronous Step-Down Regulator with 3.5μA Quiescent Current 6-Lead (2mm × 3mm) Plastic DFN

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LTC3621IDCB-2#TRPBF - Analog Devices - PCB symbol
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LTC3621IDCB-2#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DCB Package 6-Lead Plastic DFN (2mm × 3mm)
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LTC3621IDCB-2#TRPBF - Analog Devices - 3D model - Small Outline No-lead - DCB Package 6-Lead Plastic DFN (2mm × 3mm)
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LTC3621IDCB-2#TRPBF Details

  • Manufacturer Part Number:

    LTC3621IDCB-2#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-6

  • Pin Count:

    6

  • Manufacturer Package Code:

    05-08-1715

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE SKIP MODE

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-N6

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    17 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HWSON

  • Package Equivalence Code:

    SOLCC6,.12,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2600 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    2 mm

LTC3621IDCB-2#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3621IDCB-2#TRPBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise. A 4-layer PCB with a dedicated power plane and a separate ground plane is recommended.
  • The input capacitor should be a low-ESR ceramic capacitor with a value between 10uF to 22uF, while the output capacitor should be a low-ESR ceramic or tantalum capacitor with a value between 22uF to 47uF. The capacitor selection should be based on the specific application requirements and the desired output voltage ripple.
  • The LTC3621IDCB-2#TRPBF has an operating ambient temperature range of -40°C to 125°C, but the maximum junction temperature should not exceed 150°C. The device should be derated for temperatures above 85°C to ensure reliable operation.
  • To ensure stability, the LTC3621IDCB-2#TRPBF requires a minimum output capacitance of 22uF, and the output capacitor should be placed close to the device. Additionally, the input and output voltage rails should be well-filtered, and the device should be operated within the recommended input voltage range.
  • The typical efficiency of the LTC3621IDCB-2#TRPBF is around 95% to 97% depending on the input voltage, output voltage, and load current. The efficiency can be optimized by selecting the right input and output capacitors, and by operating the device within the recommended input voltage range.

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LTC3621IDCB-2#TRPBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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